39856516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 83865600

約数和(自身を除く): 44009084

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 199, 311, 322, 398, 622, 644, 796, 1244, 1393, 2177, 2786, 4354, 4577, 5572, 7153, 8708, 9154, 14306, 18308, 28612, 32039, 50071, 61889, 64078, 100142, 123778, 128156, 200284, 247556, 433223, 866446, 1423447, 1732892, 2846894, 5693788, 9964129, 19928258, 39856516]

約数ペア:

[(1, 39856516), (2, 19928258), (4, 9964129), (7, 5693788), (14, 2846894), (23, 1732892), (28, 1423447), (46, 866446), (92, 433223), (161, 247556), (199, 200284), (311, 128156), (322, 123778), (398, 100142), (622, 64078), (644, 61889), (796, 50071), (1244, 32039), (1393, 28612), (2177, 18308), (2786, 14306), (4354, 9154), (4577, 8708), (5572, 7153)]